1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: not --crash llc < %s -mtriple=riscv32 -mattr +reserve-x8 2>&1 \ 3; RUN: | FileCheck -check-prefix=NO-RESERVE-A1 %s 4; RUN: not --crash llc < %s -mtriple=riscv32 -mattr +reserve-x11 2>&1 \ 5; RUN: | FileCheck -check-prefix=NO-RESERVE-FP %s 6; RUN: llc < %s -mtriple=riscv32 -mattr +reserve-x8 -mattr +reserve-x11 \ 7; RUN: | FileCheck -check-prefix=RESERVE %s 8 9define i32 @get_reg_a1() nounwind { 10; NO-RESERVE-A1: Trying to obtain non-reserved register "a1". 11; RESERVE-LABEL: get_reg_a1: 12; RESERVE: # %bb.0: # %entry 13; RESERVE-NEXT: mv a0, a1 14; RESERVE-NEXT: ret 15entry: 16 %a1 = call i32 @llvm.read_register.i32(metadata !0) 17 ret i32 %a1 18} 19 20define i32 @get_reg_fp() nounwind { 21; NO-RESERVE-FP: Trying to obtain non-reserved register "fp". 22; RESERVE-LABEL: get_reg_fp: 23; RESERVE: # %bb.0: # %entry 24; RESERVE-NEXT: mv a0, s0 25; RESERVE-NEXT: ret 26entry: 27 %fp = call i32 @llvm.read_register.i32(metadata !1) 28 ret i32 %fp 29} 30 31declare i32 @llvm.read_register.i32(metadata) nounwind 32 33!0 = !{!"a1\00"} 34!1 = !{!"fp\00"} 35